NPI age
3 years
Enumerated 2023-02-01
● Active Type 2 · Organization
Cls Regen, Pllc
Cls Regen, Pllc is 1 of 293 physical medicine & rehabilitation organizations in Texas.
Primary specialty
Physical Medicine & Rehabilitation
Plus 1 secondary
Practice locations
6
5 secondary on file
Status
Active
No deactivations on record
Authorized official
Sietsema
Officer
Last NPPES update
2023-02-01
Source: monthly bulk 2026-05
How this organization compares
Across 293 active physical medicine & rehabilitation providers in Texas.
NPI age
3 years
↓ 11 yr below median
Practice locations
6
5 secondary on file
Subspecialties
1
In the 44% of peers with subspecialties
NPI lifetime · 2023 → 2026
2023-02Enumerated in NPPES
2023
2026
Where they practice
Primary practice location
18707 Hardy Oak Blvd Ste 445
San Antonio, TX 782584841
Mailing address
39 Thrush Grove Pl
Spring, TX 773814042
Additional practice locations
5 secondary locations on file with NPPES.
Location 2
1583 E Common St Ste 211
New Braunfels, TX 781306571
Location 3
8441 Riverside Pkwy Ste 4200
Bryan, TX 778073234
Location 4
511 Oakwood Blvd Ste 203
Round Rock, TX 786814068
Location 5
3801 Bee Caves Rd Ste 140
West Lake Hills, TX 787466727
Location 6
3903 Wiseman Blvd Ste 303
San Antonio, TX 782514401
Authorized official
Casey Levi Sietsema, PA-C
Officer
📞 6162838785
Specialties
-
Physical Medicine & Rehabilitation PrimaryA physician who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic or cancer pain in both hospital and ambulatory settings. Patient care needs may also be...
-
Pain MedicinePain Medicine is a primary medical specialty based on a distinct body of knowledge and a well-defined scope of clinical practice that is founded on science, research and education. It is concerned with the study of pain, the prevention...
Other names on file (2)
Doing-business-as, former, and alternate names recorded by NPPES.
-
QC Kinetix
-
WTCS Regen, PLLC
Practice context
Multi-site organization. 5 additional practice locations on file.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.